refactor(parser): section title parsing

[xcoulon]

parse with substitutions enabled, only reparse if contains attribute refs

Signed-off-by: Xavier Coulon xcoulon@redhat.com

[codecov]

Codecov Report

Merging #1037 (d02ec9c) into master (8f0b39c) will decrease coverage by 0.08%.
The diff coverage is 69.23%.

@@            Coverage Diff             @@
##           master    #1037      +/-   ##
==========================================
- Coverage   80.31%   80.22%   -0.09%     
==========================================
  Files          86       86              
  Lines        7025     7064      +39     
==========================================
+ Hits         5642     5667      +25     
- Misses        862      873      +11     
- Partials      521      524       +3     

[github-actions]

Comparing with master branch:

name                                          old time/op    new time/op    delta
RealDocumentProcessing/demo.adoc-2              24.7ms ± 3%    24.7ms ± 2%    ~     (p=0.912 n=10+10)
RealDocumentProcessing/vertx-examples.adoc-2    70.1ms ± 1%    72.6ms ± 3%  +3.65%  (p=0.000 n=9+10)
RealDocumentProcessing/mocking.adoc-2           69.6ms ± 1%    72.7ms ± 2%  +4.38%  (p=0.000 n=9+9)

name                                          old alloc/op   new alloc/op   delta
RealDocumentProcessing/demo.adoc-2              9.57MB ± 0%    9.57MB ± 0%    ~     (p=0.424 n=10+10)
RealDocumentProcessing/vertx-examples.adoc-2    26.5MB ± 0%    26.5MB ± 0%    ~     (p=0.474 n=8+10)
RealDocumentProcessing/mocking.adoc-2           22.5MB ± 0%    22.5MB ± 0%    ~     (p=0.631 n=10+10)

name                                          old allocs/op  new allocs/op  delta
RealDocumentProcessing/demo.adoc-2                119k ± 0%      119k ± 0%    ~     (all equal)
RealDocumentProcessing/vertx-examples.adoc-2      346k ± 0%      346k ± 0%    ~     (p=0.219 n=9+9)
RealDocumentProcessing/mocking.adoc-2             346k ± 0%      346k ± 0%    ~     (p=0.790 n=9+10)

Comparing with latest release:

name                                          old time/op    new time/op    delta
RealDocumentProcessing/demo.adoc-2              24.7ms ± 3%    17.3ms ± 1%  -29.90%  (p=0.000 n=10+10)
RealDocumentProcessing/vertx-examples.adoc-2    70.1ms ± 1%    49.4ms ± 1%  -29.45%  (p=0.000 n=9+9)
RealDocumentProcessing/mocking.adoc-2           69.6ms ± 1%    49.7ms ± 5%  -28.61%  (p=0.000 n=9+10)

name                                          old alloc/op   new alloc/op   delta
RealDocumentProcessing/demo.adoc-2              9.57MB ± 0%    8.85MB ± 0%   -7.54%  (p=0.000 n=10+10)
RealDocumentProcessing/vertx-examples.adoc-2    26.5MB ± 0%    24.0MB ± 0%   -9.39%  (p=0.000 n=8+10)
RealDocumentProcessing/mocking.adoc-2           22.5MB ± 0%    21.6MB ± 0%   -4.13%  (p=0.000 n=10+10)

name                                          old allocs/op  new allocs/op  delta
RealDocumentProcessing/demo.adoc-2                119k ± 0%      106k ± 0%  -10.58%  (p=0.000 n=6+10)
RealDocumentProcessing/vertx-examples.adoc-2      346k ± 0%      305k ± 0%  -11.78%  (p=0.000 n=9+10)
RealDocumentProcessing/mocking.adoc-2             346k ± 0%      326k ± 0%   -5.61%  (p=0.000 n=9+9)